OnJava8-Examples/housekeeping/VarargType.java
2015-11-15 15:51:35 -08:00

30 lines
781 B
Java

// housekeeping/VarargType.java
// ©2016 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://mindviewinc.com/Books/OnJava/ for more book information.
public class VarargType {
static void f(Character... args) {
System.out.print(args.getClass());
System.out.println(" length " + args.length);
}
static void g(int... args) {
System.out.print(args.getClass());
System.out.println(" length " + args.length);
}
public static void main(String[] args) {
f('a');
f();
g(1);
g();
System.out.println("int[]: " + new int[0].getClass());
}
}
/* Output:
class [Ljava.lang.Character; length 1
class [Ljava.lang.Character; length 0
class [I length 1
class [I length 0
int[]: class [I
*/